we are safer because of the work that david petraeus has done. >> reporter: as paula broadwell remained in washington and staying with her brother and still not talking, officials say the investigation was triggered in may, when general john allen received an e-mail called "kelley patrol." sources say they warned the general to stay ay from her, that she could ruin them, e-mails that were forwarded to her on the account she shares with her husband, scott, thinking she sent it at a joke kelley said she told general allen she had not sent the e-mail but was concerned she was stalked or she never realized the impact the e-mails would have. the people close to the kelleys say jill kelley never had an affair with general allen, and the pentagon has found no evidence to the contrary, but sources say there is enough evidence to warrant an investigation. she turned over all the e-mails, including to general allen, never recognizing the impact they would have kelleys say jill kelley never had an affair with general allen, the sources say she never had an affair, but the sources say the e-mails h